From a5110c90303cf455db5062faef34d5724d12e2e9 Mon Sep 17 00:00:00 2001
From: Michal Sekletar <msekletar@users.noreply.github.com>
Date: Wed, 17 Aug 2016 14:10:28 +0200
Subject: [PATCH] rules: introduce disk/by-id (model_serial) symlinks for NVMe
 drives (#3974)

$ ls -l /dev/disk/by-id/nvme*
lrwxrwxrwx. 1 root root 13 Aug 17 04:25 /dev/disk/by-id/nvme-HUSPR3216AHP301_STM0001B6780 -> ../../nvme0n1
lrwxrwxrwx. 1 root root 15 Aug 17 04:25 /dev/disk/by-id/nvme-HUSPR3216AHP301_STM0001B6780-part1 -> ../../nvme0n1p1

https://github.com/systemd/systemd/issues/1453
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=779ff75617099f4defe14e20443b95019a4c5ae8
---
 rules/60-persistent-storage.rules | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/rules/60-persistent-storage.rules b/rules/60-persistent-storage.rules
index d7bbbf9866..c13d05cdb1 100644
--- a/rules/60-persistent-storage.rules
+++ b/rules/60-persistent-storage.rules
@@ -19,6 +19,12 @@ ENV{DEVTYPE}=="partition", IMPORT{parent}="ID_*"
 KERNEL=="nvme*[0-9]n*[0-9]", ATTR{wwid}=="?*", SYMLINK+="disk/by-id/nvme-$attr{wwid}"
 KERNEL=="nvme*[0-9]n*[0-9]p*[0-9]", ENV{DEVTYPE}=="partition", ATTRS{wwid}=="?*", SYMLINK+="disk/by-id/nvme-$attr{wwid}-part%n"
 
+KERNEL=="nvme*[0-9]n*[0-9]", ENV{DEVTYPE}=="disk", ATTRS{serial}=="?*", ENV{ID_SERIAL_SHORT}="$attr{serial}"
+KERNEL=="nvme*[0-9]n*[0-9]", ENV{DEVTYPE}=="disk", ATTRS{model}=="?*", ENV{ID_SERIAL_SHORT}=="?*", ENV{ID_SERIAL}="$attr{model}_$env{ID_SERIAL_SHORT}", SYMLINK+="disk/by-id/nvme-$env{ID_SERIAL}"
+
+KERNEL=="nvme*[0-9]n*[0-9]p*[0-9]", ENV{DEVTYPE}=="partition", ATTRS{serial}=="?*", ENV{ID_SERIAL_SHORT}="$attr{serial}"
+KERNEL=="nvme*[0-9]n*[0-9]p*[0-9]", ENV{DEVTYPE}=="partition", ATTRS{model}=="?*", ENV{ID_SERIAL_SHORT}=="?*", ENV{ID_SERIAL}="$attr{model}_$env{ID_SERIAL_SHORT}", SYMLINK+="disk/by-id/nvme-$env{ID_SERIAL}-part%n"
+
 # virtio-blk
 KERNEL=="vd*[!0-9]", ATTRS{serial}=="?*", ENV{ID_SERIAL}="$attr{serial}", SYMLINK+="disk/by-id/virtio-$env{ID_SERIAL}"
 KERNEL=="vd*[0-9]", ATTRS{serial}=="?*", ENV{ID_SERIAL}="$attr{serial}", SYMLINK+="disk/by-id/virtio-$env{ID_SERIAL}-part%n"